Apple MacBook Air update : Apple has updated MacBook Air with all-day battery life, fourth-generation Intel Core processors with faster graphics, 802.11ac Wi-Fi, and flash storage that is up to 45 percent faster than the previous generation. The 11-inch models feature double the storage of the previous model, and 13-inch models now start at a new lower price of $1,099. “MacBook Air is the industry leader for thin and light notebooks, and now with longer battery life, we’ve set the bar even higher,” said Philip Schiller, Apple’s senior vice president. “With faster flash, more powerful graphics and up to 12 hours of battery life, the new MacBook Air packs even more performance into the portable and durable design our customers love.”

11-inch MacBook Air
Apple also introduced completely redesigned AirPort Extreme and AirPort Time Capsule base stations featuring 802.11ac Wi-Fi for up to three times faster performance than the previous generation. The 11-inch MacBook Air now lasts up to 9 hours between charges and the 13-inch model lasts up to an incredible 12 hours. So from your morning coffee till your evening commute, you can work unplugged. When it’s time to kick back and relax, you can get up to 10 hours of iTunes movie playback on the 13-inch model and up to 8 hours on the 11-inch model. And with up to 30 days of standby time, you can go away for weeks and pick up right where you left off

Apple MacBook Air battery life
Whatever the task, fourth-generation Intel Core processors with Intel HD Graphics 5000 are up to it. From editing photos to perfecting a presentation to just browsing the web, everything moves ultrafast. These new processors also help give Apple MacBook Air its extended battery life, thanks to a new architecture that’s designed to use less power.

MacBook Air price
Flash storage in Apple MacBook Air is now up to 45 percent faster than the previous generation. So everything you do is snappier and more responsive. MacBook Air even wakes up faster than ever, thanks to flash storage and the latest Intel Core processors. And now the 11-inch model comes standard with twice the capacity - 128GB - yet still prices starts at $999.